IMO Level 1 Mathematics Olympiad (SOF) Class 4: Questions 509  513 of 614
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Question number: 509
Appeared in Year: 2012
Question
Roman numeral equivalent to 89 is________.
Choices
Choice (4)  Response  

a.  IXC 

b.  LXIL 

c.  XIC 

d.  LXXXIX 

Question number: 510
Question
If in a month of 30 days, third Friday falls on 20^{th}, what will be the last day of month?
Choices
Choice (4)  Response  

a.  4^{th} Tuesday 

b.  6^{th} Wednesday 

c.  3^{rd} Sunday 

d.  5^{th} Monday 

Question number: 511
Question
How many lines of symmetry does the figure below have?
Choices
Choice (4)  Response  

a.  2 

b.  3 

c.  4 

d.  1 

Question number: 512
Question
The capacity of a small container is 250 ml and the capacity of a big container is 1050 ml. If Ayan uses 5 small containers and 1 big container of water to fill up an empty tank, then what is the capacity of the tank?
Choices
Choice (4)  Response  

a.  3040 ml 

b.  4190 ml 

c.  3750 ml 

d.  2300 ml 

Question number: 513
Question
The first five shapes in a pattern are shown below.
If the pattern continues to repeat in the same way, what will be the 9^{th} shape in the pattern?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 
